Lamp



FIG. 1 is a side perspective view of a lamp;

FIG. 2 is another side perspective view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The broken lines in the drawings are included for the purpose of illustrating subject matter that forms no part of the claimed design. 

CLAIM The ornamental design for a lamp, as shown and described. 